//  Copyright 2021 Google Inc. All Rights Reserved.
//
//  Licensed under the Apache License, Version 2.0 (the "License");
//  you may not use this file except in compliance with the License.
//  You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
//  Unless required by applicable law or agreed to in writing, software
//  distributed under the License is distributed on an "AS IS" BASIS,
//  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//  See the License for the specific language governing permissions and
//  limitations under the License.

package paramhelper

import (
	"strings"
)

var (
	// Resource names are allowed to start with URL-style prefixes:

	resourcePrefixes = []string{
		// Modern prefixes:  https://cloud.google.com/apis/design/resource_names
		"https://compute.googleapis.com/compute/v1/",
		"//compute.googleapis.com/compute/",
		// Legacy apiary prefix
		"https://www.googleapis.com/compute/v1/",
	}
)

func trimResourcePrefix(s string) string {
	for _, prefix := range resourcePrefixes {
		if strings.HasPrefix(s, prefix) {
			return s[len(prefix):]
		}
	}
	return s
}
